19516502010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{3433}}^1$

素因数の和:3688

約数の個数: 128

約数和(自身を含む): 50628478464

約数和(自身を除く): 31111976454

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 71, 85, 102, 142, 157, 170, 213, 255, 314, 355, 426, 471, 510, 710, 785, 942, 1065, 1207, 1570, 2130, 2355, 2414, 2669, 3433, 3621, 4710, 5338, 6035, 6866, 7242, 8007, 10299, 11147, 12070, 13345, 16014, 17165, 18105, 20598, 22294, 26690, 33441, 34330, 36210, 40035, 51495, 55735, 58361, 66882, 80070, 102990, 111470, 116722, 167205, 175083, 189499, 243743, 291805, 334410, 350166, 378998, 487486, 538981, 568497, 583610, 731229, 875415, 947495, 1077962, 1136994, 1218715, 1462458, 1616943, 1750830, 1894990, 2437430, 2694905, 2842485, 3233886, 3656145, 4143631, 5389810, 5684970, 7312290, 8084715, 8287262, 9162677, 12430893, 16169430, 18325354, 20718155, 24861786, 27488031, 38267651, 41436310, 45813385, 54976062, 62154465, 76535302, 91626770, 114802953, 124308930, 137440155, 191338255, 229605906, 274880310, 382676510, 574014765, 650550067, 1148029530, 1301100134, 1951650201, 3252750335, 3903300402, 6505500670, 9758251005, 19516502010]

約数ペア:

[(1, 19516502010), (2, 9758251005), (3, 6505500670), (5, 3903300402), (6, 3252750335), (10, 1951650201), (15, 1301100134), (17, 1148029530), (30, 650550067), (34, 574014765), (51, 382676510), (71, 274880310), (85, 229605906), (102, 191338255), (142, 137440155), (157, 124308930), (170, 114802953), (213, 91626770), (255, 76535302), (314, 62154465), (355, 54976062), (426, 45813385), (471, 41436310), (510, 38267651), (710, 27488031), (785, 24861786), (942, 20718155), (1065, 18325354), (1207, 16169430), (1570, 12430893), (2130, 9162677), (2355, 8287262), (2414, 8084715), (2669, 7312290), (3433, 5684970), (3621, 5389810), (4710, 4143631), (5338, 3656145), (6035, 3233886), (6866, 2842485), (7242, 2694905), (8007, 2437430), (10299, 1894990), (11147, 1750830), (12070, 1616943), (13345, 1462458), (16014, 1218715), (17165, 1136994), (18105, 1077962), (20598, 947495), (22294, 875415), (26690, 731229), (33441, 583610), (34330, 568497), (36210, 538981), (40035, 487486), (51495, 378998), (55735, 350166), (58361, 334410), (66882, 291805), (80070, 243743), (102990, 189499), (111470, 175083), (116722, 167205)]