19276075

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 30345280

約数和(自身を除く): 11069205

約数列:

[1, 5, 7, 13, 25, 35, 37, 65, 91, 175, 185, 229, 259, 325, 455, 481, 925, 1145, 1295, 1603, 2275, 2405, 2977, 3367, 5725, 6475, 8015, 8473, 12025, 14885, 16835, 20839, 40075, 42365, 59311, 74425, 84175, 104195, 110149, 211825, 296555, 520975, 550745, 771043, 1482775, 2753725, 3855215, 19276075]

約数ペア:

[(1, 19276075), (5, 3855215), (7, 2753725), (13, 1482775), (25, 771043), (35, 550745), (37, 520975), (65, 296555), (91, 211825), (175, 110149), (185, 104195), (229, 84175), (259, 74425), (325, 59311), (455, 42365), (481, 40075), (925, 20839), (1145, 16835), (1295, 14885), (1603, 12025), (2275, 8473), (2405, 8015), (2977, 6475), (3367, 5725)]