19843830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7603}}^1$

素因数の和:7645

約数の個数: 48

約数和(自身を含む): 53380080

約数和(自身を除く): 33536250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 7603, 15206, 22809, 38015, 45618, 68427, 76030, 114045, 136854, 220487, 228090, 342135, 440974, 661461, 684270, 1102435, 1322922, 1984383, 2204870, 3307305, 3968766, 6614610, 9921915, 19843830]

約数ペア:

[(1, 19843830), (2, 9921915), (3, 6614610), (5, 3968766), (6, 3307305), (9, 2204870), (10, 1984383), (15, 1322922), (18, 1102435), (29, 684270), (30, 661461), (45, 440974), (58, 342135), (87, 228090), (90, 220487), (145, 136854), (174, 114045), (261, 76030), (290, 68427), (435, 45618), (522, 38015), (870, 22809), (1305, 15206), (2610, 7603)]