18466500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:982

約数の個数: 96

約数和(自身を含む): 57972096

約数和(自身を除く): 39505596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 650, 750, 780, 947, 975, 1300, 1500, 1625, 1894, 1950, 2841, 3250, 3788, 3900, 4735, 4875, 5682, 6500, 9470, 9750, 11364, 12311, 14205, 18940, 19500, 23675, 24622, 28410, 36933, 47350, 49244, 56820, 61555, 71025, 73866, 94700, 118375, 123110, 142050, 147732, 184665, 236750, 246220, 284100, 307775, 355125, 369330, 473500, 615550, 710250, 738660, 923325, 1231100, 1420500, 1538875, 1846650, 3077750, 3693300, 4616625, 6155500, 9233250, 18466500]

約数ペア:

[(1, 18466500), (2, 9233250), (3, 6155500), (4, 4616625), (5, 3693300), (6, 3077750), (10, 1846650), (12, 1538875), (13, 1420500), (15, 1231100), (20, 923325), (25, 738660), (26, 710250), (30, 615550), (39, 473500), (50, 369330), (52, 355125), (60, 307775), (65, 284100), (75, 246220), (78, 236750), (100, 184665), (125, 147732), (130, 142050), (150, 123110), (156, 118375), (195, 94700), (250, 73866), (260, 71025), (300, 61555), (325, 56820), (375, 49244), (390, 47350), (500, 36933), (650, 28410), (750, 24622), (780, 23675), (947, 19500), (975, 18940), (1300, 14205), (1500, 12311), (1625, 11364), (1894, 9750), (1950, 9470), (2841, 6500), (3250, 5682), (3788, 4875), (3900, 4735)]