20188454910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{79273}}^1$

素因数の和:79949

約数の個数: 64

約数和(自身を含む): 52259957568

約数和(自身を除く): 32071502658

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 653, 1306, 1959, 3265, 3918, 6530, 8489, 9795, 16978, 19590, 25467, 42445, 50934, 79273, 84890, 127335, 158546, 237819, 254670, 396365, 475638, 792730, 1030549, 1189095, 2061098, 2378190, 3091647, 5152745, 6183294, 10305490, 15458235, 30916470, 51765269, 103530538, 155295807, 258826345, 310591614, 517652690, 672948497, 776479035, 1345896994, 1552958070, 2018845491, 3364742485, 4037690982, 6729484970, 10094227455, 20188454910]

約数ペア:

[(1, 20188454910), (2, 10094227455), (3, 6729484970), (5, 4037690982), (6, 3364742485), (10, 2018845491), (13, 1552958070), (15, 1345896994), (26, 776479035), (30, 672948497), (39, 517652690), (65, 310591614), (78, 258826345), (130, 155295807), (195, 103530538), (390, 51765269), (653, 30916470), (1306, 15458235), (1959, 10305490), (3265, 6183294), (3918, 5152745), (6530, 3091647), (8489, 2378190), (9795, 2061098), (16978, 1189095), (19590, 1030549), (25467, 792730), (42445, 475638), (50934, 396365), (79273, 254670), (84890, 237819), (127335, 158546)]