1218450848

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{54163}}^1$

素因数の和:54229

約数の個数: 48

約数和(自身を含む): 2593372320

約数和(自身を除く): 1374921472

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 74, 76, 148, 152, 296, 304, 592, 608, 703, 1184, 1406, 2812, 5624, 11248, 22496, 54163, 108326, 216652, 433304, 866608, 1029097, 1733216, 2004031, 2058194, 4008062, 4116388, 8016124, 8232776, 16032248, 16465552, 32064496, 32931104, 38076589, 64128992, 76153178, 152306356, 304612712, 609225424, 1218450848]

約数ペア:

[(1, 1218450848), (2, 609225424), (4, 304612712), (8, 152306356), (16, 76153178), (19, 64128992), (32, 38076589), (37, 32931104), (38, 32064496), (74, 16465552), (76, 16032248), (148, 8232776), (152, 8016124), (296, 4116388), (304, 4008062), (592, 2058194), (608, 2004031), (703, 1733216), (1184, 1029097), (1406, 866608), (2812, 433304), (5624, 216652), (11248, 108326), (22496, 54163)]