19220272

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1801}}^1$

素因数の和:1861

約数の個数: 40

約数和(自身を含む): 40220640

約数和(自身を除く): 21000368

約数列:

[1, 2, 4, 8, 16, 23, 29, 46, 58, 92, 116, 184, 232, 368, 464, 667, 1334, 1801, 2668, 3602, 5336, 7204, 10672, 14408, 28816, 41423, 52229, 82846, 104458, 165692, 208916, 331384, 417832, 662768, 835664, 1201267, 2402534, 4805068, 9610136, 19220272]

約数ペア:

[(1, 19220272), (2, 9610136), (4, 4805068), (8, 2402534), (16, 1201267), (23, 835664), (29, 662768), (46, 417832), (58, 331384), (92, 208916), (116, 165692), (184, 104458), (232, 82846), (368, 52229), (464, 41423), (667, 28816), (1334, 14408), (1801, 10672), (2668, 7204), (3602, 5336)]