19718130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 53592192

約数和(自身を除く): 33874062

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 41, 46, 51, 69, 82, 85, 102, 115, 123, 138, 170, 205, 230, 246, 255, 345, 391, 410, 510, 615, 690, 697, 782, 943, 1173, 1230, 1394, 1681, 1886, 1955, 2091, 2346, 2829, 3362, 3485, 3910, 4182, 4715, 5043, 5658, 5865, 6970, 8405, 9430, 10086, 10455, 11730, 14145, 16031, 16810, 20910, 25215, 28290, 28577, 32062, 38663, 48093, 50430, 57154, 77326, 80155, 85731, 96186, 115989, 142885, 160310, 171462, 193315, 231978, 240465, 285770, 386630, 428655, 480930, 579945, 657271, 857310, 1159890, 1314542, 1971813, 3286355, 3943626, 6572710, 9859065, 19718130]

約数ペア:

[(1, 19718130), (2, 9859065), (3, 6572710), (5, 3943626), (6, 3286355), (10, 1971813), (15, 1314542), (17, 1159890), (23, 857310), (30, 657271), (34, 579945), (41, 480930), (46, 428655), (51, 386630), (69, 285770), (82, 240465), (85, 231978), (102, 193315), (115, 171462), (123, 160310), (138, 142885), (170, 115989), (205, 96186), (230, 85731), (246, 80155), (255, 77326), (345, 57154), (391, 50430), (410, 48093), (510, 38663), (615, 32062), (690, 28577), (697, 28290), (782, 25215), (943, 20910), (1173, 16810), (1230, 16031), (1394, 14145), (1681, 11730), (1886, 10455), (1955, 10086), (2091, 9430), (2346, 8405), (2829, 6970), (3362, 5865), (3485, 5658), (3910, 5043), (4182, 4715)]