19520930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 44643312

約数和(自身を除く): 25122382

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 73, 85, 110, 121, 130, 143, 146, 170, 187, 221, 242, 286, 365, 374, 442, 605, 715, 730, 803, 935, 949, 1105, 1210, 1241, 1430, 1573, 1606, 1870, 1898, 2057, 2210, 2431, 2482, 3146, 4015, 4114, 4745, 4862, 6205, 7865, 8030, 8833, 9490, 10285, 10439, 12155, 12410, 13651, 15730, 16133, 17666, 20570, 20878, 24310, 26741, 27302, 32266, 44165, 52195, 53482, 68255, 80665, 88330, 104390, 114829, 133705, 136510, 150161, 161330, 177463, 229658, 267410, 300322, 354926, 574145, 750805, 887315, 1148290, 1501610, 1774630, 1952093, 3904186, 9760465, 19520930]

約数ペア:

[(1, 19520930), (2, 9760465), (5, 3904186), (10, 1952093), (11, 1774630), (13, 1501610), (17, 1148290), (22, 887315), (26, 750805), (34, 574145), (55, 354926), (65, 300322), (73, 267410), (85, 229658), (110, 177463), (121, 161330), (130, 150161), (143, 136510), (146, 133705), (170, 114829), (187, 104390), (221, 88330), (242, 80665), (286, 68255), (365, 53482), (374, 52195), (442, 44165), (605, 32266), (715, 27302), (730, 26741), (803, 24310), (935, 20878), (949, 20570), (1105, 17666), (1210, 16133), (1241, 15730), (1430, 13651), (1573, 12410), (1606, 12155), (1870, 10439), (1898, 10285), (2057, 9490), (2210, 8833), (2431, 8030), (2482, 7865), (3146, 6205), (4015, 4862), (4114, 4745)]