16493672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 37195200

約数和(自身を除く): 20701528

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 491, 494, 646, 884, 982, 988, 1292, 1768, 1964, 1976, 2584, 3928, 4199, 6383, 8347, 8398, 9329, 12766, 16694, 16796, 18658, 25532, 33388, 33592, 37316, 51064, 66776, 74632, 108511, 121277, 158593, 217022, 242554, 317186, 434044, 485108, 634372, 868088, 970216, 1268744, 2061709, 4123418, 8246836, 16493672]

約数ペア:

[(1, 16493672), (2, 8246836), (4, 4123418), (8, 2061709), (13, 1268744), (17, 970216), (19, 868088), (26, 634372), (34, 485108), (38, 434044), (52, 317186), (68, 242554), (76, 217022), (104, 158593), (136, 121277), (152, 108511), (221, 74632), (247, 66776), (323, 51064), (442, 37316), (491, 33592), (494, 33388), (646, 25532), (884, 18658), (982, 16796), (988, 16694), (1292, 12766), (1768, 9329), (1964, 8398), (1976, 8347), (2584, 6383), (3928, 4199)]