19598820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 58254336

約数和(自身を除く): 38655516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 41, 60, 62, 82, 93, 123, 124, 155, 164, 186, 205, 246, 257, 310, 372, 410, 465, 492, 514, 615, 620, 771, 820, 930, 1028, 1230, 1271, 1285, 1542, 1860, 2460, 2542, 2570, 3084, 3813, 3855, 5084, 5140, 6355, 7626, 7710, 7967, 10537, 12710, 15252, 15420, 15934, 19065, 21074, 23901, 25420, 31611, 31868, 38130, 39835, 42148, 47802, 52685, 63222, 76260, 79670, 95604, 105370, 119505, 126444, 158055, 159340, 210740, 239010, 316110, 326647, 478020, 632220, 653294, 979941, 1306588, 1633235, 1959882, 3266470, 3919764, 4899705, 6532940, 9799410, 19598820]

約数ペア:

[(1, 19598820), (2, 9799410), (3, 6532940), (4, 4899705), (5, 3919764), (6, 3266470), (10, 1959882), (12, 1633235), (15, 1306588), (20, 979941), (30, 653294), (31, 632220), (41, 478020), (60, 326647), (62, 316110), (82, 239010), (93, 210740), (123, 159340), (124, 158055), (155, 126444), (164, 119505), (186, 105370), (205, 95604), (246, 79670), (257, 76260), (310, 63222), (372, 52685), (410, 47802), (465, 42148), (492, 39835), (514, 38130), (615, 31868), (620, 31611), (771, 25420), (820, 23901), (930, 21074), (1028, 19065), (1230, 15934), (1271, 15420), (1285, 15252), (1542, 12710), (1860, 10537), (2460, 7967), (2542, 7710), (2570, 7626), (3084, 6355), (3813, 5140), (3855, 5084)]