18903690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 53778816

約数和(自身を除く): 34875126

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 107, 117, 130, 151, 195, 214, 234, 302, 321, 390, 453, 535, 585, 642, 755, 906, 963, 1070, 1170, 1359, 1391, 1510, 1605, 1926, 1963, 2265, 2718, 2782, 3210, 3926, 4173, 4530, 4815, 5889, 6795, 6955, 8346, 9630, 9815, 11778, 12519, 13590, 13910, 16157, 17667, 19630, 20865, 25038, 29445, 32314, 35334, 41730, 48471, 58890, 62595, 80785, 88335, 96942, 125190, 145413, 161570, 176670, 210041, 242355, 290826, 420082, 484710, 630123, 727065, 1050205, 1260246, 1454130, 1890369, 2100410, 3150615, 3780738, 6301230, 9451845, 18903690]

約数ペア:

[(1, 18903690), (2, 9451845), (3, 6301230), (5, 3780738), (6, 3150615), (9, 2100410), (10, 1890369), (13, 1454130), (15, 1260246), (18, 1050205), (26, 727065), (30, 630123), (39, 484710), (45, 420082), (65, 290826), (78, 242355), (90, 210041), (107, 176670), (117, 161570), (130, 145413), (151, 125190), (195, 96942), (214, 88335), (234, 80785), (302, 62595), (321, 58890), (390, 48471), (453, 41730), (535, 35334), (585, 32314), (642, 29445), (755, 25038), (906, 20865), (963, 19630), (1070, 17667), (1170, 16157), (1359, 13910), (1391, 13590), (1510, 12519), (1605, 11778), (1926, 9815), (1963, 9630), (2265, 8346), (2718, 6955), (2782, 6795), (3210, 5889), (3926, 4815), (4173, 4530)]