20306364

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 59028480

約数和(自身を除く): 38722116

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 19, 26, 31, 34, 38, 39, 51, 52, 57, 62, 68, 76, 78, 93, 102, 114, 124, 156, 169, 186, 204, 221, 228, 247, 323, 338, 372, 403, 442, 494, 507, 527, 589, 646, 663, 676, 741, 806, 884, 969, 988, 1014, 1054, 1178, 1209, 1292, 1326, 1482, 1581, 1612, 1767, 1938, 2028, 2108, 2356, 2418, 2652, 2873, 2964, 3162, 3211, 3534, 3876, 4199, 4836, 5239, 5746, 6324, 6422, 6851, 7068, 7657, 8398, 8619, 9633, 10013, 10478, 11492, 12597, 12844, 13702, 15314, 15717, 16796, 17238, 19266, 20026, 20553, 20956, 22971, 25194, 27404, 30039, 30628, 31434, 34476, 38532, 40052, 41106, 45942, 50388, 54587, 60078, 62868, 82212, 89063, 91884, 99541, 109174, 120156, 130169, 163761, 178126, 199082, 218348, 260338, 267189, 298623, 327522, 356252, 390507, 398164, 520676, 534378, 597246, 655044, 781014, 1068756, 1194492, 1562028, 1692197, 3384394, 5076591, 6768788, 10153182, 20306364]

約数ペア:

[(1, 20306364), (2, 10153182), (3, 6768788), (4, 5076591), (6, 3384394), (12, 1692197), (13, 1562028), (17, 1194492), (19, 1068756), (26, 781014), (31, 655044), (34, 597246), (38, 534378), (39, 520676), (51, 398164), (52, 390507), (57, 356252), (62, 327522), (68, 298623), (76, 267189), (78, 260338), (93, 218348), (102, 199082), (114, 178126), (124, 163761), (156, 130169), (169, 120156), (186, 109174), (204, 99541), (221, 91884), (228, 89063), (247, 82212), (323, 62868), (338, 60078), (372, 54587), (403, 50388), (442, 45942), (494, 41106), (507, 40052), (527, 38532), (589, 34476), (646, 31434), (663, 30628), (676, 30039), (741, 27404), (806, 25194), (884, 22971), (969, 20956), (988, 20553), (1014, 20026), (1054, 19266), (1178, 17238), (1209, 16796), (1292, 15717), (1326, 15314), (1482, 13702), (1581, 12844), (1612, 12597), (1767, 11492), (1938, 10478), (2028, 10013), (2108, 9633), (2356, 8619), (2418, 8398), (2652, 7657), (2873, 7068), (2964, 6851), (3162, 6422), (3211, 6324), (3534, 5746), (3876, 5239), (4199, 4836)]