19121700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4903}}^1$

素因数の和:4933

約数の個数: 72

約数和(自身を含む): 59593408

約数和(自身を除く): 40471708

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, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 4903, 9806, 14709, 19612, 24515, 29418, 49030, 58836, 63739, 73545, 98060, 122575, 127478, 147090, 191217, 245150, 254956, 294180, 318695, 367725, 382434, 490300, 637390, 735450, 764868, 956085, 1274780, 1470900, 1593475, 1912170, 3186950, 3824340, 4780425, 6373900, 9560850, 19121700]

約数ペア:

[(1, 19121700), (2, 9560850), (3, 6373900), (4, 4780425), (5, 3824340), (6, 3186950), (10, 1912170), (12, 1593475), (13, 1470900), (15, 1274780), (20, 956085), (25, 764868), (26, 735450), (30, 637390), (39, 490300), (50, 382434), (52, 367725), (60, 318695), (65, 294180), (75, 254956), (78, 245150), (100, 191217), (130, 147090), (150, 127478), (156, 122575), (195, 98060), (260, 73545), (300, 63739), (325, 58836), (390, 49030), (650, 29418), (780, 24515), (975, 19612), (1300, 14709), (1950, 9806), (3900, 4903)]