20735456784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3630157}}^1$

素因数の和:3630192

約数の個数: 80

約数和(自身を含む): 64820101248

約数和(自身を除く): 44084644464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 168, 204, 238, 272, 336, 357, 408, 476, 714, 816, 952, 1428, 1904, 2856, 5712, 3630157, 7260314, 10890471, 14520628, 21780942, 25411099, 29041256, 43561884, 50822198, 58082512, 61712669, 76233297, 87123768, 101644396, 123425338, 152466594, 174247536, 185138007, 203288792, 246850676, 304933188, 370276014, 406577584, 431988683, 493701352, 609866376, 740552028, 863977366, 987402704, 1219732752, 1295966049, 1481104056, 1727954732, 2591932098, 2962208112, 3455909464, 5183864196, 6911818928, 10367728392, 20735456784]

約数ペア:

[(1, 20735456784), (2, 10367728392), (3, 6911818928), (4, 5183864196), (6, 3455909464), (7, 2962208112), (8, 2591932098), (12, 1727954732), (14, 1481104056), (16, 1295966049), (17, 1219732752), (21, 987402704), (24, 863977366), (28, 740552028), (34, 609866376), (42, 493701352), (48, 431988683), (51, 406577584), (56, 370276014), (68, 304933188), (84, 246850676), (102, 203288792), (112, 185138007), (119, 174247536), (136, 152466594), (168, 123425338), (204, 101644396), (238, 87123768), (272, 76233297), (336, 61712669), (357, 58082512), (408, 50822198), (476, 43561884), (714, 29041256), (816, 25411099), (952, 21780942), (1428, 14520628), (1904, 10890471), (2856, 7260314), (5712, 3630157)]