19926504

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 59241000

約数和(自身を除く): 39314496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 61, 72, 78, 104, 117, 122, 156, 183, 234, 244, 312, 349, 366, 468, 488, 549, 698, 732, 793, 936, 1047, 1098, 1396, 1464, 1586, 2094, 2196, 2379, 2792, 3141, 3172, 4188, 4392, 4537, 4758, 6282, 6344, 7137, 8376, 9074, 9516, 12564, 13611, 14274, 18148, 19032, 21289, 25128, 27222, 28548, 36296, 40833, 42578, 54444, 57096, 63867, 81666, 85156, 108888, 127734, 163332, 170312, 191601, 255468, 276757, 326664, 383202, 510936, 553514, 766404, 830271, 1107028, 1532808, 1660542, 2214056, 2490813, 3321084, 4981626, 6642168, 9963252, 19926504]

約数ペア:

[(1, 19926504), (2, 9963252), (3, 6642168), (4, 4981626), (6, 3321084), (8, 2490813), (9, 2214056), (12, 1660542), (13, 1532808), (18, 1107028), (24, 830271), (26, 766404), (36, 553514), (39, 510936), (52, 383202), (61, 326664), (72, 276757), (78, 255468), (104, 191601), (117, 170312), (122, 163332), (156, 127734), (183, 108888), (234, 85156), (244, 81666), (312, 63867), (349, 57096), (366, 54444), (468, 42578), (488, 40833), (549, 36296), (698, 28548), (732, 27222), (793, 25128), (936, 21289), (1047, 19032), (1098, 18148), (1396, 14274), (1464, 13611), (1586, 12564), (2094, 9516), (2196, 9074), (2379, 8376), (2792, 7137), (3141, 6344), (3172, 6282), (4188, 4758), (4392, 4537)]