19638672

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 55121472

約数和(自身を除く): 35482800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 41, 48, 51, 68, 82, 102, 123, 136, 164, 204, 246, 272, 328, 408, 492, 587, 656, 697, 816, 984, 1174, 1394, 1761, 1968, 2091, 2348, 2788, 3522, 4182, 4696, 5576, 7044, 8364, 9392, 9979, 11152, 14088, 16728, 19958, 24067, 28176, 29937, 33456, 39916, 48134, 59874, 72201, 79832, 96268, 119748, 144402, 159664, 192536, 239496, 288804, 385072, 409139, 478992, 577608, 818278, 1155216, 1227417, 1636556, 2454834, 3273112, 4909668, 6546224, 9819336, 19638672]

約数ペア:

[(1, 19638672), (2, 9819336), (3, 6546224), (4, 4909668), (6, 3273112), (8, 2454834), (12, 1636556), (16, 1227417), (17, 1155216), (24, 818278), (34, 577608), (41, 478992), (48, 409139), (51, 385072), (68, 288804), (82, 239496), (102, 192536), (123, 159664), (136, 144402), (164, 119748), (204, 96268), (246, 79832), (272, 72201), (328, 59874), (408, 48134), (492, 39916), (587, 33456), (656, 29937), (697, 28176), (816, 24067), (984, 19958), (1174, 16728), (1394, 14088), (1761, 11152), (1968, 9979), (2091, 9392), (2348, 8364), (2788, 7044), (3522, 5576), (4182, 4696)]