18642672

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{3499}}^1$

素因数の和:3550

約数の個数: 60

約数和(自身を含む): 53599000

約数和(自身を除く): 34956328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 3499, 5328, 6998, 10497, 13996, 20994, 27992, 31491, 41988, 55984, 62982, 83976, 125964, 129463, 167952, 251928, 258926, 388389, 503856, 517852, 776778, 1035704, 1165167, 1553556, 2071408, 2330334, 3107112, 4660668, 6214224, 9321336, 18642672]

約数ペア:

[(1, 18642672), (2, 9321336), (3, 6214224), (4, 4660668), (6, 3107112), (8, 2330334), (9, 2071408), (12, 1553556), (16, 1165167), (18, 1035704), (24, 776778), (36, 517852), (37, 503856), (48, 388389), (72, 258926), (74, 251928), (111, 167952), (144, 129463), (148, 125964), (222, 83976), (296, 62982), (333, 55984), (444, 41988), (592, 31491), (666, 27992), (888, 20994), (1332, 13996), (1776, 10497), (2664, 6998), (3499, 5328)]