18327728

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:501

約数の個数: 40

約数和(自身を含む): 37008048

約数和(自身を除く): 18680320

約数列:

[1, 2, 4, 8, 16, 37, 74, 83, 148, 166, 296, 332, 373, 592, 664, 746, 1328, 1492, 2984, 3071, 5968, 6142, 12284, 13801, 24568, 27602, 30959, 49136, 55204, 61918, 110408, 123836, 220816, 247672, 495344, 1145483, 2290966, 4581932, 9163864, 18327728]

約数ペア:

[(1, 18327728), (2, 9163864), (4, 4581932), (8, 2290966), (16, 1145483), (37, 495344), (74, 247672), (83, 220816), (148, 123836), (166, 110408), (296, 61918), (332, 55204), (373, 49136), (592, 30959), (664, 27602), (746, 24568), (1328, 13801), (1492, 12284), (2984, 6142), (3071, 5968)]