1908129028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 3911846400

約数和(自身を除く): 2003717372

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 79, 89, 158, 178, 221, 307, 316, 356, 442, 614, 884, 1027, 1157, 1228, 1343, 1513, 2054, 2314, 2686, 3026, 3991, 4108, 4628, 5219, 5372, 6052, 7031, 7982, 10438, 14062, 15964, 17459, 19669, 20876, 24253, 27323, 28124, 34918, 39338, 48506, 54646, 67847, 69836, 78676, 91403, 97012, 109292, 119527, 135694, 182806, 239054, 271388, 315289, 355199, 365612, 412301, 464491, 478108, 630578, 710398, 824602, 928982, 1261156, 1420796, 1553851, 1649204, 1857964, 2158517, 3107702, 4317034, 5359913, 6038383, 6215404, 8634068, 10719826, 12076766, 21439652, 24153532, 28060721, 36694789, 56121442, 73389578, 112242884, 146779156, 477032257, 954064514, 1908129028]

約数ペア:

[(1, 1908129028), (2, 954064514), (4, 477032257), (13, 146779156), (17, 112242884), (26, 73389578), (34, 56121442), (52, 36694789), (68, 28060721), (79, 24153532), (89, 21439652), (158, 12076766), (178, 10719826), (221, 8634068), (307, 6215404), (316, 6038383), (356, 5359913), (442, 4317034), (614, 3107702), (884, 2158517), (1027, 1857964), (1157, 1649204), (1228, 1553851), (1343, 1420796), (1513, 1261156), (2054, 928982), (2314, 824602), (2686, 710398), (3026, 630578), (3991, 478108), (4108, 464491), (4628, 412301), (5219, 365612), (5372, 355199), (6052, 315289), (7031, 271388), (7982, 239054), (10438, 182806), (14062, 135694), (15964, 119527), (17459, 109292), (19669, 97012), (20876, 91403), (24253, 78676), (27323, 69836), (28124, 67847), (34918, 54646), (39338, 48506)]