19198140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 58630656

約数和(自身を除く): 39432516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 151, 156, 163, 195, 260, 302, 326, 390, 453, 489, 604, 652, 755, 780, 815, 906, 978, 1510, 1630, 1812, 1956, 1963, 2119, 2265, 2445, 3020, 3260, 3926, 4238, 4530, 4890, 5889, 6357, 7852, 8476, 9060, 9780, 9815, 10595, 11778, 12714, 19630, 21190, 23556, 24613, 25428, 29445, 31785, 39260, 42380, 49226, 58890, 63570, 73839, 98452, 117780, 123065, 127140, 147678, 246130, 295356, 319969, 369195, 492260, 639938, 738390, 959907, 1279876, 1476780, 1599845, 1919814, 3199690, 3839628, 4799535, 6399380, 9599070, 19198140]

約数ペア:

[(1, 19198140), (2, 9599070), (3, 6399380), (4, 4799535), (5, 3839628), (6, 3199690), (10, 1919814), (12, 1599845), (13, 1476780), (15, 1279876), (20, 959907), (26, 738390), (30, 639938), (39, 492260), (52, 369195), (60, 319969), (65, 295356), (78, 246130), (130, 147678), (151, 127140), (156, 123065), (163, 117780), (195, 98452), (260, 73839), (302, 63570), (326, 58890), (390, 49226), (453, 42380), (489, 39260), (604, 31785), (652, 29445), (755, 25428), (780, 24613), (815, 23556), (906, 21190), (978, 19630), (1510, 12714), (1630, 11778), (1812, 10595), (1956, 9815), (1963, 9780), (2119, 9060), (2265, 8476), (2445, 7852), (3020, 6357), (3260, 5889), (3926, 4890), (4238, 4530)]