19469970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:118

約数の個数: 120

約数和(自身を含む): 57721356

約数和(自身を除く): 38251386

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 43, 45, 54, 65, 78, 81, 86, 90, 117, 129, 130, 135, 162, 195, 215, 234, 258, 270, 351, 387, 390, 405, 430, 559, 585, 645, 702, 774, 810, 1053, 1118, 1161, 1170, 1290, 1677, 1755, 1849, 1935, 2106, 2322, 2795, 3354, 3483, 3510, 3698, 3870, 5031, 5265, 5547, 5590, 5805, 6966, 8385, 9245, 10062, 10530, 11094, 11610, 15093, 16641, 16770, 17415, 18490, 24037, 25155, 27735, 30186, 33282, 34830, 45279, 48074, 49923, 50310, 55470, 72111, 75465, 83205, 90558, 99846, 120185, 144222, 149769, 150930, 166410, 216333, 226395, 240370, 249615, 299538, 360555, 432666, 452790, 499230, 648999, 721110, 748845, 1081665, 1297998, 1497690, 1946997, 2163330, 3244995, 3893994, 6489990, 9734985, 19469970]

約数ペア:

[(1, 19469970), (2, 9734985), (3, 6489990), (5, 3893994), (6, 3244995), (9, 2163330), (10, 1946997), (13, 1497690), (15, 1297998), (18, 1081665), (26, 748845), (27, 721110), (30, 648999), (39, 499230), (43, 452790), (45, 432666), (54, 360555), (65, 299538), (78, 249615), (81, 240370), (86, 226395), (90, 216333), (117, 166410), (129, 150930), (130, 149769), (135, 144222), (162, 120185), (195, 99846), (215, 90558), (234, 83205), (258, 75465), (270, 72111), (351, 55470), (387, 50310), (390, 49923), (405, 48074), (430, 45279), (559, 34830), (585, 33282), (645, 30186), (702, 27735), (774, 25155), (810, 24037), (1053, 18490), (1118, 17415), (1161, 16770), (1170, 16641), (1290, 15093), (1677, 11610), (1755, 11094), (1849, 10530), (1935, 10062), (2106, 9245), (2322, 8385), (2795, 6966), (3354, 5805), (3483, 5590), (3510, 5547), (3698, 5265), (3870, 5031)]