18706350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 51184224

約数和(自身を除く): 32477874

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 53, 65, 75, 78, 106, 130, 150, 159, 181, 195, 265, 318, 325, 362, 390, 530, 543, 650, 689, 795, 905, 975, 1086, 1325, 1378, 1590, 1810, 1950, 2067, 2353, 2650, 2715, 3445, 3975, 4134, 4525, 4706, 5430, 6890, 7059, 7950, 9050, 9593, 10335, 11765, 13575, 14118, 17225, 19186, 20670, 23530, 27150, 28779, 34450, 35295, 47965, 51675, 57558, 58825, 70590, 95930, 103350, 117650, 124709, 143895, 176475, 239825, 249418, 287790, 352950, 374127, 479650, 623545, 719475, 748254, 1247090, 1438950, 1870635, 3117725, 3741270, 6235450, 9353175, 18706350]

約数ペア:

[(1, 18706350), (2, 9353175), (3, 6235450), (5, 3741270), (6, 3117725), (10, 1870635), (13, 1438950), (15, 1247090), (25, 748254), (26, 719475), (30, 623545), (39, 479650), (50, 374127), (53, 352950), (65, 287790), (75, 249418), (78, 239825), (106, 176475), (130, 143895), (150, 124709), (159, 117650), (181, 103350), (195, 95930), (265, 70590), (318, 58825), (325, 57558), (362, 51675), (390, 47965), (530, 35295), (543, 34450), (650, 28779), (689, 27150), (795, 23530), (905, 20670), (975, 19186), (1086, 17225), (1325, 14118), (1378, 13575), (1590, 11765), (1810, 10335), (1950, 9593), (2067, 9050), (2353, 7950), (2650, 7059), (2715, 6890), (3445, 5430), (3975, 4706), (4134, 4525)]