19302290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 43683840

約数和(自身を除く): 24381550

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 115, 133, 161, 190, 230, 266, 322, 437, 631, 665, 805, 874, 1262, 1330, 1610, 2185, 3059, 3155, 4370, 4417, 6118, 6310, 8834, 11989, 14513, 15295, 22085, 23978, 29026, 30590, 44170, 59945, 72565, 83923, 101591, 119890, 145130, 167846, 203182, 275747, 419615, 507955, 551494, 839230, 1015910, 1378735, 1930229, 2757470, 3860458, 9651145, 19302290]

約数ペア:

[(1, 19302290), (2, 9651145), (5, 3860458), (7, 2757470), (10, 1930229), (14, 1378735), (19, 1015910), (23, 839230), (35, 551494), (38, 507955), (46, 419615), (70, 275747), (95, 203182), (115, 167846), (133, 145130), (161, 119890), (190, 101591), (230, 83923), (266, 72565), (322, 59945), (437, 44170), (631, 30590), (665, 29026), (805, 23978), (874, 22085), (1262, 15295), (1330, 14513), (1610, 11989), (2185, 8834), (3059, 6310), (3155, 6118), (4370, 4417)]