19827830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 41990400

約数和(自身を除く): 22162570

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 53, 55, 95, 106, 110, 179, 190, 209, 265, 358, 418, 530, 583, 895, 1007, 1045, 1166, 1790, 1969, 2014, 2090, 2915, 3401, 3938, 5035, 5830, 6802, 9487, 9845, 10070, 11077, 17005, 18974, 19690, 22154, 34010, 37411, 47435, 55385, 74822, 94870, 104357, 110770, 180253, 187055, 208714, 360506, 374110, 521785, 901265, 1043570, 1802530, 1982783, 3965566, 9913915, 19827830]

約数ペア:

[(1, 19827830), (2, 9913915), (5, 3965566), (10, 1982783), (11, 1802530), (19, 1043570), (22, 901265), (38, 521785), (53, 374110), (55, 360506), (95, 208714), (106, 187055), (110, 180253), (179, 110770), (190, 104357), (209, 94870), (265, 74822), (358, 55385), (418, 47435), (530, 37411), (583, 34010), (895, 22154), (1007, 19690), (1045, 18974), (1166, 17005), (1790, 11077), (1969, 10070), (2014, 9845), (2090, 9487), (2915, 6802), (3401, 5830), (3938, 5035)]