19455930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 58544640

約数和(自身を除く): 39088710

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 27, 30, 39, 45, 46, 54, 65, 69, 78, 90, 115, 117, 130, 135, 138, 195, 207, 230, 234, 241, 270, 299, 345, 351, 390, 414, 482, 585, 598, 621, 690, 702, 723, 897, 1035, 1170, 1205, 1242, 1446, 1495, 1755, 1794, 2070, 2169, 2410, 2691, 2990, 3105, 3133, 3510, 3615, 4338, 4485, 5382, 5543, 6210, 6266, 6507, 7230, 8073, 8970, 9399, 10845, 11086, 13014, 13455, 15665, 16146, 16629, 18798, 21690, 26910, 27715, 28197, 31330, 32535, 33258, 40365, 46995, 49887, 55430, 56394, 65070, 72059, 80730, 83145, 84591, 93990, 99774, 140985, 144118, 149661, 166290, 169182, 216177, 249435, 281970, 299322, 360295, 422955, 432354, 498870, 648531, 720590, 748305, 845910, 1080885, 1297062, 1496610, 1945593, 2161770, 3242655, 3891186, 6485310, 9727965, 19455930]

約数ペア:

[(1, 19455930), (2, 9727965), (3, 6485310), (5, 3891186), (6, 3242655), (9, 2161770), (10, 1945593), (13, 1496610), (15, 1297062), (18, 1080885), (23, 845910), (26, 748305), (27, 720590), (30, 648531), (39, 498870), (45, 432354), (46, 422955), (54, 360295), (65, 299322), (69, 281970), (78, 249435), (90, 216177), (115, 169182), (117, 166290), (130, 149661), (135, 144118), (138, 140985), (195, 99774), (207, 93990), (230, 84591), (234, 83145), (241, 80730), (270, 72059), (299, 65070), (345, 56394), (351, 55430), (390, 49887), (414, 46995), (482, 40365), (585, 33258), (598, 32535), (621, 31330), (690, 28197), (702, 27715), (723, 26910), (897, 21690), (1035, 18798), (1170, 16629), (1205, 16146), (1242, 15665), (1446, 13455), (1495, 13014), (1755, 11086), (1794, 10845), (2070, 9399), (2169, 8970), (2410, 8073), (2691, 7230), (2990, 6507), (3105, 6266), (3133, 6210), (3510, 5543), (3615, 5382), (4338, 4485)]