31780996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1693}}^1$

素因数の和:1748

約数の個数: 36

約数和(自身を含む): 63250572

約数和(自身を除く): 31469576

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 988, 1444, 1693, 3386, 4693, 6772, 9386, 18772, 22009, 32167, 44018, 64334, 88036, 128668, 418171, 611173, 836342, 1222346, 1672684, 2444692, 7945249, 15890498, 31780996]

約数ペア:

[(1, 31780996), (2, 15890498), (4, 7945249), (13, 2444692), (19, 1672684), (26, 1222346), (38, 836342), (52, 611173), (76, 418171), (247, 128668), (361, 88036), (494, 64334), (722, 44018), (988, 32167), (1444, 22009), (1693, 18772), (3386, 9386), (4693, 6772)]