18941632

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:489

約数の個数: 56

約数和(自身を含む): 40731440

約数和(自身を除く): 21789808

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 148, 152, 296, 304, 421, 592, 608, 703, 842, 1184, 1216, 1406, 1684, 2368, 2812, 3368, 5624, 6736, 7999, 11248, 13472, 15577, 15998, 22496, 26944, 31154, 31996, 44992, 62308, 63992, 124616, 127984, 249232, 255968, 295963, 498464, 511936, 591926, 996928, 1183852, 2367704, 4735408, 9470816, 18941632]

約数ペア:

[(1, 18941632), (2, 9470816), (4, 4735408), (8, 2367704), (16, 1183852), (19, 996928), (32, 591926), (37, 511936), (38, 498464), (64, 295963), (74, 255968), (76, 249232), (148, 127984), (152, 124616), (296, 63992), (304, 62308), (421, 44992), (592, 31996), (608, 31154), (703, 26944), (842, 22496), (1184, 15998), (1216, 15577), (1406, 13472), (1684, 11248), (2368, 7999), (2812, 6736), (3368, 5624)]